build.gradle

/*
 *
 */

plugins {
    // Apply the java-library plugin to add support for Java Library
    id 'java'
    id 'com.google.protobuf' version '0.8.13'
    id 'com.google.cloud.tools.jib' version '2.5.0'
}

repositories {
    // Use jcenter for resolving dependencies.
    // You can declare any Maven/Ivy/file repository here.
    jcenter()
}

def artifactTag = '0.1.2'

def grpcVersion = '1.31.1'
def protobufVersion = '3.13.0'
def protocVersion = protobufVersion


dependencies {

	// grpc dependencies
    compile "io.grpc:grpc-protobuf:${grpcVersion}"
    compile "io.grpc:grpc-stub:${grpcVersion}"
    compile "io.grpc:grpc-services:${grpcVersion}"
    compile "com.google.protobuf:protobuf-java-util:${protobufVersion}"
    compile "io.grpc:grpc-netty-shaded:${grpcVersion}"
    compileOnly "javax.annotation:javax.annotation-api:1.2"

    // Use JUnit test framework
    testImplementation 'junit:junit:4.12'
}

jib {
	from {
		image = 'gcr.io/distroless/java:11'
	}
	to {
		image = "gcr.io/cloud-native-madison/chat-svc"
		tags = [artifactTag, 'latest']
	}
	// using docker-credential-gcr for auth @see https://cloud.google.com/container-registry/docs/advanced-authentication#standalone-helper
	container {
		mainClass = 'com.kurtspace.cncf.app.ChatAppServer'
		ports = ['9000']
		jvmFlags = [
			'-XX:+UseContainerSupport', 
			'-XX:MinRAMPercentage=50', 
			'-XX:MaxRAMPercentage=85',
			]
	}
}

protobuf {
    protoc { artifact = "com.google.protobuf:protoc:${protocVersion}" }
    plugins {
        grpc { artifact = "io.grpc:protoc-gen-grpc-java:${grpcVersion}" }
    }
    generateProtoTasks {
        all().each { it.group = 'grpc' };
        all()*.plugins { grpc {} };
    }
    generatedFilesBaseDir = "$projectDir/src/generated"
}

sourceSets {
    main {
        java {
            srcDirs += ['src/generated/main/java', 'src/generated/main/grpc']
        }
    }
}